public class FirstProject {
	public static void main(String[] args) {
		Queue queue = new Queue();
		queue.push("123");
		queue.push("12345");
		queue.push("123125");
		System.out.println(queue.getSize());
		System.out.println(queue.pop());
		System.out.println(queue.pop());
		System.out.println(queue.pop());
		System.out.println(queue.getSize());
		System.out.println(queue.pop());
	}
}
